Test and exam

1100 boys and 700 girls appeared in a test. If 42% of boys and 36% of girls passed, then find the percentage of students who failed.

Correct answer:

p =  60.33 %

Step-by-step explanation:

a=1100 b=700  n=a+b=1100+700=1800 p1=42%=10042=5021=0.42 p2=36%=10036=259=0.36  x=p1 a+p2 b=0.42 1100+0.36 700=714 y=nx=1800714=1086  p=100 ny=100 18001086=1800100 1086=1800108600=60.33%



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